CVE-2026-34790 — HIGH (7.1)

Q: How severe is CVE-2026-34790?

CVE-2026-34790 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2026-34790?

Check the references section above for vendor advisories and patch information. Affected products include: Endian Firewall Community.

Vulnerability Description

Endian Firewall version 3.3.25 and prior allow authenticated users to delete arbitrary files via directory traversal in the remove ARCHIVE parameter to /cgi-bin/backup.cgi. The remove ARCHIVE parameter value is used to construct a file path without sanitization of directory traversal sequences, which is then passed to an unlink() call.

CVSS Score

7.1

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

LOW

Affected Products

Vendor	Product	Versions
Endian	Firewall Community	<= 3.3.25

Related Weaknesses (CWE)

CWE-22

References

https://help.endian.com/hc/en-us/sections/360004371358-CommunityRelease Notes
https://www.vulncheck.com/advisories/endian-firewall-cgi-bin-backup-cgi-remove-aThird Party Advisory

FAQ

What is CVE-2026-34790?

CVE-2026-34790 is a vulnerability with a CVSS score of 7.1 (HIGH). Endian Firewall version 3.3.25 and prior allow authenticated users to delete arbitrary files via directory traversal in the remove ARCHIVE parameter to /cgi-bin/backup.cgi. The remove ARCHIVE paramete...

How severe is CVE-2026-34790?

CVE-2026-34790 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-34790?

Check the references section above for vendor advisories and patch information. Affected products include: Endian Firewall Community.